The Eiffinger's tree frog (Kurixalus eiffingeri), found on Ishigaki and Iriomote islands in Japan, has a unique biological adaptation: its tadpoles do not defecate during their early developmental ...

When tadpoles become frogs, their body shape isn't all that changes. The vast majority of frogs and toads begin their lives as aquatic larvae before they undergo a process known as metamorphosis.

Scientists are studying Nectophrynoides frogs that give birth to live young. This unique reproductive method helps them survive in dry forests. These ...

Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world. It looks dead for months, its body packed with ice. But ...